Abstract
EPHEMERIS FOR THE MINOR PLANET (7), IRIS.—The following is an extract from an ephemeris for the minor planet Iris published by Dr. J. Riem in No. 3926 of the Astrono-mische Nachrichten. It will be remembered that Prof. Wendell recently announced the discovery of a variation in the brightness of this planet, having a range of 05 to i-o magnitudes:—
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Our Astronomical Column . Nature 69, 377–378 (1904). https://doi.org/10.1038/069377a0
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DOI: https://doi.org/10.1038/069377a0